SLAU883A March   2024  – June 2024 AMC7908

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6.   6
  7. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  8. 2Hardware
    1. 2.1 Hardware Setup
      1. 2.1.1 Hardware Theory of Operation
      2. 2.1.2 Jumper Definitions
      3. 2.1.3 Connector Definitions
      4. 2.1.4 Test Points
    2. 2.2 Hardware Overview
      1. 2.2.1 Electrostatic Discharge Caution
      2. 2.2.2 Connecting the FTDI Digital Controller
      3. 2.2.3 SPI Configuration
      4. 2.2.4 I2C Configuration
  9. 3Software
    1. 3.1 Software Setup
      1. 3.1.1 Software Installation
    2. 3.2 Software Overview
      1. 3.2.1 Launching the Software
      2. 3.2.2 Software Features
        1. 3.2.2.1 Low Level Configuration Page
        2. 3.2.2.2 High Level Configuration Page
  10. 4Hardware Design Files
    1. 4.1 Schematics
    2. 4.2 PCB Layout
    3. 4.3 Bill of Materials
  11. 5Additional Information
    1. 5.1 Trademarks
  12. 6Revision History

2.1.2 Jumper Definitions

Table 3-1 provides the details of the configurable jumper settings of the AMC7908EVM. Figure 3-2 shows the default jumper connections on the board.

Table 2-1 Jumper Definitions
DesignatorNamePositions
J2VCCA-GND-VSSA

SHORT 1-2 - VCCA is grounded.

SHORT 2-3 - VSSA is grounded (default).

J6

VCCB = VCCA

SHORT 1-2 - VCCA and VCCB are connected (default).

OPEN - VCCA and VCCB are not connected.

J9VCCB-GND-VSSB

SHORT 1-2 - VCCB is grounded.

SHORT 2-3 - VSSB is grounded (default).

J13

USB-VDD-VIO

SHORT 1-2 - VIO is connected to on-board 3.3V (default).

SHORT 3-4 - VDD is connected to on-board 5V (default).

OPEN - VDD and VIO are powered by external supplies.

No other jumper orientation allowed.

J17

CS - SCL

SHORT 1-2 - Uses the FTDI CS pin for SPI mode (default).

SHORT 2-3 - Uses the FTDI SCL pin for I2C Mode.

OPEN - Open if external communication is used.

J18

SCLK - SDA

SHORT 1-2 - Uses the FTDI SCLK pin for SPI mode (default).

SHORT 2-3 - Uses the FTDI SDA pin for I2C Mode.

OPEN - Open if external communication is used.

J19

I2C ADDR SELECTION

SHORT 1-2 and 11-12 - SPI configuration (default).

SHORT all else - I2C configuration, see Table 3-7 for jumper configurations.

OPEN - Open if external communication is used.

J23

DRVEN DIS

SHORT 1-2 - Connects DRVEN0 to FTDI controller.

SHORT 3-4 - Connects DRVEN1 to FTDI controller.

OPEN - DRVEN0 and DRVEN1 are pulled up to VIO (default).

J24

S0+ = HV0

SHORT 1-2 - Connects ADCHV0 and SENSE0+ together.

OPEN - ADCHV0 and SENSE0+ are separate (default).

J25

HV1 = S1+

SHORT 1-2 - Connects ADCHV1 and SENSE1+ together.

OPEN - ADCHV1 and SENSE1+ are separate (default).

J28

VNEG Select

SHORT 1-2 - VNEG regulator output is –10.5 V.

SHORT 3-4 - VNEG regulator output is –7 V.

OPEN - VNEG regulator is not used (default).

J29

VSS Select

SHORT 1-2 - VSSB is connected to the VNEG regulator output.

SHORT 1-3 - VSSA and VSSB are connected.

SHORT 3-4 - VSSA is connected to the VNEG regulator output.

OPEN - VSSA and VSSB are powered externally (default).

AMC7908EVM AMC7908EVM Default JumpersFigure 2-2 AMC7908EVM Default Jumpers